Steps for Hypothesis testing. Step1)State null and Alternative Hypothesis. Step2) Apply p-value and Classical(Traditional) Approach Classical Approach: CV vs Test Statistic p-value Approach: p-value vs Alpha (Level of Significance) Step3) State conclusion. Claim is Alternative Hypothesis: Reject Null Hypothesis: There is sufficient evidence to conclude that Do not reject Null Hypothesis: There is insufficient evidence to conclude that Claim is Null Hypothesis: Reject Null Hypothesis: There is sufficient evidence to reject that Do not reject Null Hypothesis: There is insufficient evidence to reject that

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A scientist claims that only 67% of geese in his area  fly south for the winter. He tags 70 random geese in the summer and finds that 20 of them do not fly south in the winter.  If α= 0.05, is the scientist's belief warranted?  Test by using confidence interval.   

Round confidence interval to nearest thousandth.  

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**Steps for Hypothesis Testing**

**Step 1:** State null and alternative hypothesis.

**Step 2:** Apply p-value and Classical (Traditional) Approach

- **Classical Approach:** Compare Critical Value (CV) vs Test Statistic
- **p-value Approach:** Compare p-value vs Alpha (Level of Significance)

**Step 3:** State conclusion.

- **Claim is Alternative Hypothesis:**
  - Reject Null Hypothesis: There is sufficient evidence to *conclude* that .........
  - Do not reject Null Hypothesis: There is *insufficient* evidence to *conclude* that .........

- **Claim is Null Hypothesis:**
  - Reject Null Hypothesis: There is sufficient evidence to *reject* that .........
  - Do not reject Null Hypothesis: There is *insufficient* evidence to *reject* that .........

This guide details the structured approach necessary for conducting hypothesis testing, emphasizing the sequential process of declaring hypotheses, choosing the statistical method, and making informed conclusions based on calculated evidence.
Transcribed Image Text:**Steps for Hypothesis Testing** **Step 1:** State null and alternative hypothesis. **Step 2:** Apply p-value and Classical (Traditional) Approach - **Classical Approach:** Compare Critical Value (CV) vs Test Statistic - **p-value Approach:** Compare p-value vs Alpha (Level of Significance) **Step 3:** State conclusion. - **Claim is Alternative Hypothesis:** - Reject Null Hypothesis: There is sufficient evidence to *conclude* that ......... - Do not reject Null Hypothesis: There is *insufficient* evidence to *conclude* that ......... - **Claim is Null Hypothesis:** - Reject Null Hypothesis: There is sufficient evidence to *reject* that ......... - Do not reject Null Hypothesis: There is *insufficient* evidence to *reject* that ......... This guide details the structured approach necessary for conducting hypothesis testing, emphasizing the sequential process of declaring hypotheses, choosing the statistical method, and making informed conclusions based on calculated evidence.
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